What's in the box:

Package supports 4 SIP Trunks + 64 IP/SIP Extensions:

• 1 x 1632M-A KSU Main Unit (c/w 4CO, 8EXT)
• 1 x MEMDB-C1 Expansion Memory Card
• 1 x NEC VoIP Gateway Card IP4WW-VOIPDB-C1
• 1 x NEC VoIP Channel Increase License SL-IP-CHANNEL-16 LIC
• Optional: Linksys Router (Required when interface w TM Multi-Line SIP Trunk Lines)

Package supports 4 SIP Trunks + 64 IP/SIP Extensions+4 SIP Phones License

Optional: Linksys Router ( Required when interface w TM Multi-Line SIP Trunk Lines)